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CVE-2019-6977

N/A

Published: January 27, 2019 at 02:00 AM UTC

Updated: June 17, 2026 at 02:39 AM UTC

5 products affected across 5 vendorsDebian LinuxUbuntu LinuxPHP

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Severity

N/A

Exploit prediction

EPSS 71%

Description

gdImageColorMatch in gd_color_match.c in the GD Graphics Library (aka LibGD) 2.2.5, as used in the imagecolormatch function in PHP before 5.6.40, 7.x before 7.1.26, 7.2.x before 7.2.14, and 7.3.x before 7.3.1, has a heap-based buffer overflow. This can be exploited by an attacker who is able to trigger imagecolormatch calls with crafted image data.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Ubuntu Linux · Canonicalrubygems

95%

14.04 16.04 18.04 18.10

Debian Linux · Debiandrupal

95%

95%

Storage Automation Store · NetApp

95%

All versions

PHP · PHPdrupal

95%

v < 5.6.407.0.0 ≤ v < 7.1.267.2.0 ≤ v < 7.2.147.3.0

Affected range stops below 5.6.40, so it looks safe — our inference, not a vendor statement

Affected range stops below 7.1.26, so it looks safe — our inference, not a vendor statement

Affected range stops below 7.2.14, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (19)

Vendor Advisoryx_refsource_SUSE

Source: [email protected]

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00025.html

Vendor Advisoryx_refsource_SUSE

Source: [email protected]

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00031.html

x_refsource_MISC

Source: [email protected]

http://packetstormsecurity.com/files/152459/PHP-7.2-imagecolormatch-Out-Of-Band-Heap-Write.html

x_refsource_MISCRelease NotesVendor Advisory

Source: [email protected]

http://php.net/ChangeLog-5.php

x_refsource_MISCRelease NotesVendor Advisory

Source: [email protected]

http://php.net/ChangeLog-7.php

VDB Entryx_refsource_BIDThird Party Advisory

Source: [email protected]

http://www.securityfocus.com/bid/106731

Vendor Advisoryx_refsource_REDHAT

Source: [email protected]

https://access.redhat.com/errata/RHSA-2019:2519

Vendor Advisoryx_refsource_REDHAT

Source: [email protected]

https://access.redhat.com/errata/RHSA-2019:3299

CVSS

6.8MEDIUM[email protected]

Confidentiality: PARTIAL
Integrity: PARTIAL
Availability: PARTIAL

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-787

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